<?php
/**
 * Created by PhpStorm.
 * User: wx
 * Date: 2019/5/17
 * Time: 11:23
 */
namespace app\admin\dbhelp;
interface IDbHelper
{
    public function getAll();
    public function add($data);
    public function edit($id,$data);
    public function del($id);
    public function getOne($id,$field);
    public function getCount();
}